Vol. 2 PIPERACEAE 11 
PIPER LOHERI C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 450, 11 (1916) 
Bot. 228 (incl. forma c); Merr. Fl. Manila (1912) 171. 
Northern to central Luzon, B. S. 12217 Ramos, 11840 Robinson, Merrill 
£089, Phil. Pl. 269. In thickets and forests at low and medium altitudes. 
Forma MULTIPLINERVE C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 450, 
11 (1916) Bot. 223. 
Luzon (Bataan, Laguna), B. S. 6015 Robinson, 1870, 12242 Foxworthy. 
An endemic species. Closely allied to Piper interruptum Opiz. 
Local names: Litlit (Tag.); litlit-caudyan (Tag.); maragaued (IIlk.); 
paminta (Tag.); pamipamintahan (Tag.); piméntan (Tag.); samat-uak 
(Pamp.). 
PIPER LONGILIMBUM C. DC. in Philip. Journ. Sci. 11 (1916) Bot. 221. 
Samar, B. S. 24307, 17602 Ramos. In forests at low altitudes. Endemic. 
Local name: Parong-dagk6 (S. L. Bis.). 
PIPER LONGISTIGMUM C. DC. in Leafl. Philip. Bot. 3 (1910) 770, Philip. 
Journ. Sci. 5 (1910) Bot. 428. 
Luzon (Tayabas, Mt. Banahao), Elmer 7578. Endemic. 
PIPER LONGUM Linn. Sp. Pl. (1753) 29; C. DC. Prodr. 16* (1869) 355, 
Philip. Journ. Sci. 5 (1910) Bot. 423; F.-Vill. Novis. App. (1880) 
175. 
Philippines, unknown collector, fide C. de Candolle, 1. ce. India to Malaya. 
PIPER LUCBANENSE C. DC. in Leafl. Philip. Bot. 6 (1914) 2293. 
Luzon (Tayabas, Mt. Banahao), (Hlmer 7383). Endemic. 
PIPER MACGREGORII C. DC. in Philip. Journ. Sci. 11 (1916) Bot. 215. 
Biliran, Catanduanes, B. S. 18491, 18991 McGregor, 30493 Ramos. In 
forests, altitude about 300 m. Endemic. 
PIPER MAGALLANESANUM C. DC. in Philip. Journ. Sci. 11 (1916) Bot. 
zi: 
Sibuyan, Elmer 12313 p. p. Endemic. Allied to Piper longivaginans 
GDC. 
PIPER MALALAGANUM C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 461. 
Mindanao (Davao), Copeland 696. In thickets at low altitudes. An 
endemic species very close to Piper caninum Blume. 
PIPER MALARAYATENSE C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 442. 
Luzon (Batangas), Copeland. Endemic. 
PIPER MALINDANGENSE C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 436. 
Mindanao (Misamis), F. B. 4758 Mearns & Hutchinson. In forests. 
Endemic. 
PIPER MARIVELESANUM C. DC. in Perk. Frag. Fl. Philip. (1905) 155, 
Leafl. Philip. Bot. 3 (1910) 787, Philip. Journ. Sci. 5 (1910) Bot. 
457,°11 (1916) Bot. 224. 
Central Luzon to Mindanao; in thickets and forests at low and medium 
altitudes. Endemic. Perhaps merely a form or variety of Piper caninum 
Blume. E 
Local names: Buyék-halo (P. Bis.) ; litlit-matsing (Tag.) ; sibong-mandok 
(Tag.); sibu-manok (Tag.); tubog-manok (Tag.). 
